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JPL Small-Body Database Browser
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17318 (2091 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2017318
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1587604097036411 3.6374e-08  
a 2.750300660941794 1.3167e-08 au
q 2.31366180120248 1.0228e-07 au
i 13.35688631957405 4.2799e-06 deg
node 179.6107146010439 1.4873e-05 deg
peri 164.8011414108072 1.8559e-05 deg
M 40.79463697076351 1.1351e-05 deg
tp 2458411.714228699598
(2018-Oct-20.21422870)		 5.2386e-05 TDB
period 1665.97579277031
4.56		 1.1964e-05
3.276e-08		 d
yr
n .2160895743877316 1.5518e-09 deg/d
Q 3.186939520681108 1.5257e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1483  
   data-arc span      17788 days (48.70 yr)  
   first obs. used      1971-03-24  
   last obs. used      2019-12-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50557  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:19:19  

Additional Information
 Earth MOID = 1.3088 au 
 Jupiter MOID = 2.2639 au 
 T_jup = 3.289 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a PDS3 (MPO 3086)  

17318 (2091 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2091 T-1 = 1999 JD94 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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